cnn has learned admitted nsa leaker edward snowden is not there anymore. reports say he is on a plane to russia and possibly on way to a third country. his exit from hong kong comes after criminal charges were revealed against him. those charges include theft from the government and two espionage charges. cnn's senior international correspondent nic robertson is live in hong kong this morning. so, nic, the u.s. had just asked hong kong's government to get snowden so he could be extradited, so why was he allowed to get on this flight? >> reporter: well, we've got a statem n